The Alternation of Circular Muscle Contraction and Longitudinal Muscle Contraction

question 12

Multiple Choice

The alternation of circular muscle contraction and longitudinal muscle contraction allows the earthworm to move forward.What type of support system aids locomotion in the earthworm?

• A)an exoskeleton
• B)an endoskeleton
• C)a calcium carbonate shell
• D)a hydrostatic skeleton

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Definitions:

Self-Contradictory

Describing a statement or situation that contains elements that are logically inconsistent with each other.

Grammatical Construction

The arrangement and relationship of words, phrases, and clauses in sentences, adhering to the rules of a language.

Necessarily False

A statement or proposition that cannot be true under any circumstances.

Probably True

A statement or idea that is likely to be correct or accurate based on the available evidence.